“For years [François] Pinault, a self-made man whose luxury group had acquired a string of the world’s most famous fashion brands, from Yves Saint Laurent to Gucci, has been searching for a Paris home for his €1.25bn art collection of more than 3,500 works, including pieces by Mark Rothko to Damien Hirst. … Now Pinault is making his long-anticipated renewed bid to create a museum by renovating and restoring the former Paris stock exchange, the 19th-century Bourse de commerce – one of Paris’s most historically important but least known buildings.”